What was found
(AUS) AILERON TRIM TAB ARM WORN. INVESTIGATION FOUND THE ARM WAS MANUFACTURED FROM ALUMINIUM INSTEAD OF STEEL AND A BUSHING HAD BEEN FITTED TO REMOVE PREVIOUS WEAR. UNAPPROVED PART.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AUS) AILERON TRIM TAB ARM WORN. INVESTIGATION FOUND THE ARM WAS MANUFACTURED FROM ALUMINIUM INSTEAD OF STEEL AND A BUSHING HAD BEEN FITTED TO REMOVE PREVIOUS WEAR. UNAPPROVED PART.